Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859682 | 2-Halogenated-8- and 1,8-substituted ergolenes | Tibor Keve, Gabor Megyeri, Lajos Kovacs, Anna Kassai nee Zieger, Bela Kiss +5 more | 1989-08-22 |
| 4839362 | Eburnamenine derivatives, pharmaceutical compositions and methods employing them and processes for their preparation | Janos Kreidl, Gyorgy Visky, Laszlo Czibula, Maria Farkas nee Kirjak, Zsolt Szombathelyi +7 more | 1989-06-13 |
| 4831194 | Process for the preparation of nitrodiaryl sulfoxides | Janos Kreidl, Peter Turcsanyi, Zsuzsanna Aracs nee Trischler, Judit Meszaros nee Brill, Ida Deutsch nee Juhasz +7 more | 1989-05-16 |
| 4816587 | Process for the preparation of 2-halogenated ergoline derivatives | Gabor Megyeri, Tibor Keve, Lajos Kovacs, Erik Bogsch, Anna Kassia nee Zieger +3 more | 1989-03-28 |
| 4810709 | Nintrovincaminic acid derivatives having pharmaceutical utility | Andras Vedres, Csaba Szantay, Istvan Moldvai, Dora Groo, Egon Karpati +6 more | 1989-03-07 |